[INFO] crate mylibrary 1.0.4+dev2 is already in cache
[INFO] checking mylibrary-1.0.4+dev2 against master#f9fdf642bab2bfcabe1829a4c82aaf055330661b for pr-73102
[INFO] extracting crate mylibrary 1.0.4+dev2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mylibrary 1.0.4+dev2 on toolchain f9fdf642bab2bfcabe1829a4c82aaf055330661b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mylibrary 1.0.4+dev2
[INFO] finished tweaking crates.io crate mylibrary 1.0.4+dev2
[INFO] tweaked toml for crates.io crate mylibrary 1.0.4+dev2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 43a5cf8299b1ab90e160b07327e53aae709b97df93378b3e05bf2bc01af3eb25
[INFO] running `"docker" "start" "-a" "43a5cf8299b1ab90e160b07327e53aae709b97df93378b3e05bf2bc01af3eb25"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling python3-sys v0.5.0
[INFO] [stderr]     Checking mylibrary v1.0.4+dev2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `PyArray_Sort`
[INFO] [stderr]  --> src/lib.rs:3:54
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::npyffi::{PyArrayObject, NPY_ARRAY_CARRAY, PyArray_Sort};
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Borrow`
[INFO] [stderr]   --> src/npyffi/array.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::borrow::Borrow;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `PyArray_Sort`
[INFO] [stderr]  --> src/lib.rs:3:54
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::npyffi::{PyArrayObject, NPY_ARRAY_CARRAY, PyArray_Sort};
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Borrow`
[INFO] [stderr]   --> src/npyffi/array.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::borrow::Borrow;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pointer`
[INFO] [stderr]   --> src/lib.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let pointer = PyCapsule_GetPointer(capsule, null_mut()) as *const *const c_void;
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pointer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pointer`
[INFO] [stderr]   --> src/lib.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let pointer = PyCapsule_GetPointer(capsule, null_mut()) as *const *const c_void;
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pointer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.70s
[INFO] running `"docker" "inspect" "43a5cf8299b1ab90e160b07327e53aae709b97df93378b3e05bf2bc01af3eb25"`
[INFO] running `"docker" "rm" "-f" "43a5cf8299b1ab90e160b07327e53aae709b97df93378b3e05bf2bc01af3eb25"`
[INFO] [stdout] 43a5cf8299b1ab90e160b07327e53aae709b97df93378b3e05bf2bc01af3eb25